JSCE Mathematics 2023 Objective — Question 7
Question 7 of 80 from the Junior Secondary Certificate Examination (JSCE) Mathematics 2023 Objective paper, with the correct answer and a full explanation.
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The radius of a circular surface of a dinning table is 23cm. A circular dish of radius 7cm with meal was served. How large is the space not occupied by the dish? Leave your answer in terms of π.
- A. 529πcm²
- B. 560πcm²
- C. 580πcm²
- D. 480πcm²Correct
Explanation
Area = π(23² − 7²) = π(529 − 49) = 480π cm².
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